NPPES file of Aug 9, 2026

Charlene Anna Shaughnessy-Volquardsen, M.D.

Emergency Medicine Physician · Tucson, AZ

Charlene Anna Shaughnessy-Volquardsen, M.D. is an emergency medicine physician with a practice address in Tucson, Arizona, and NPI 1952564569, issued on Jul 3, 2008. Check the license (Arizona R70597, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952564569
Name
Charlene Anna Shaughnessy-Volquardsen
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
R70597 AZ
Self-reported in NPPES; status is on the state search
Practice location
1842 E Elm St, Tucson, AZ 85724
Phone
(520) 626-7233
Enumerated
Jul 3, 2008
Record last updated
Jul 3, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(520) 626-1633
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1842 E Elm St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Travis Jones, MDEmergency Medicine Physician1245493766

Verify Charlene Anna Shaughnessy-Volquardsen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license R70597
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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85% fewer Medicare Part D claims than the average emergency medicine physician in 2024

33 Medicare Part D claims for 21 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Charlene Shaughnessy-Volquardsen33
  2. Specialty average226

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $37.22

1 payment: food and beverage; the largest payer was Csl Behring. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Charlene Shaughnessy-Volquardsen$37.22
  2. Specialty average$953.79

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Charlene Anna Shaughnessy-Volquardsen among 1,494 emergency medicine physician records in Arizona

Charlene Anna Shaughnessy-Volquardsen, M.D. is one of 1,494 emergency medicine physician records with a practice address in Arizona. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 44% of them.

  • NPI issued2008 · 44% of these records are older, 52% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 55% of these records are
  • Record last updated2008 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

422 emergency medicine physician records list a practice address in Tucson

They are 422 of the 18,788 NPPES records with a practice address in Tucson, and 1,494 emergency medicine physician records in Arizona.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Daniel Beskind, MDTucson, AZ 857241699747337
  2. Lisa Chan, MDTucson, AZ 857241104899251
  3. Albert Fiorello, MDTucson, AZ 857241962475897
  4. John Guisto, MDTucson, AZ 857241003881798
  5. Kenneth Iserson, MDTucson, AZ 857241609841238
  6. Samuel Keim, MDTucson, AZ 857241134194616
  7. Harvey Meislin, MDTucson, AZ 857241043301674
  8. Marie Olson, MDTucson, AZ 857241386726313

Common questions

What is Charlene Anna Shaughnessy-Volquardsen, M.D.'s NPI number?

Charlene Anna Shaughnessy-Volquardsen, M.D.'s National Provider Identifier (NPI) is 1952564569, issued on Jul 3, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Charlene Anna Shaughnessy-Volquardsen, M.D. located?

The NPPES record lists a practice address at 1842 E Elm St, Tucson, AZ, 85724. Phone: (520) 626-7233. Providers update this record themselves, so call before visiting.

How can I verify Charlene Anna Shaughnessy-Volquardsen, M.D.'s license?

NPPES lists Arizona license number R70597, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Charlene Anna Shaughnessy-Volquardsen, M.D. prescribe under Medicare Part D?

In 2024, Charlene Anna Shaughnessy-Volquardsen, M.D. had 33 Medicare Part D claims for 21 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.